'Fog's rollin' in off the East River bank,
Like a shroud it covers Bleeker Street,
Fills the alleys where men sleep,
Hides the shepherd from the sheep.'
sábado, 7 de fevereiro de 2015
New Book: “Differential Forms and The Geometry of General Relativity” by Tevian Dray http://hyperspace.uni-frankfurt.de/2015/02/07/new-book-differential-forms-and-the-geometry-of-general-relativity-by-tevian-dray/
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